Through the GA model, the orbital elements of each satellite such as altitude, inclination, RAAN and mean anomaly are optimized.
研究了通过遗传算法模型优化设计侦察卫星轨道高度、轨道倾角、右升交点角及平近点角等轨道参数的方法。
An "anomaly" can also mean that a safety problem at a facility could have resulted in greater damage than it did or that radioactive material has been stolen or transported incorrectly.
“异常”也可能意味着核设施的某个安全问题本可能造成更大的破坏，但结果并未造成严重后果；或是放射性材料被盗，或被不当运输。
Results show that the climate and anomaly field of monthly mean temperature is characterized by low-order.
分析揭示了月平均温度气候及其异常场集具有低阶、低维的特征。
At present, the V_P/V_S ratio keeps in high value anomaly, we should be alert the occurrence of felt earthquakes when the mean value drop.
目前九江—瑞昌地震序列的波速比持续处于高值异常，应当警惕回落到平均值以下后发生显著有感地震。
In the context of ECMWF height data, investigation is conducted of the decadal mean and anomaly characteristics of major summer monsoon systems in May, 1985 (of drought) and 1991 (severe flood).
利用ECMWF高度场资料，详细分析了1985年（旱年）和1991年（涝年）5月主要季风环流系统的旬平均和旬距平特征。
A common thread linking the two phenomena is in the vital role played by moist processes in the atmosphere and how they can be affected by mean SST and interactive SST anomaly.
联系这两种现象最重要的作用是大气中的湿过程和受平均SST及起相互作用的SST距平影响的程度。
It studies two problems occurred in establishing the mean gravity anomaly digital model of China. One is the basic resolution problem;
研究了建立我国陆海新一代平均重力异常数字模型的两个问题：一是基本分辨率的确定问题；
The figure of daily mean value in resent year showed: the medium term anomaly with impulse jumps appeared 11 months before the event, and the maximum of anomaly was 84 times of the normal rising rate;
年日均值图显示，中期异常出现在震前11个月左右，表现为脉冲式向上突跳及阶跃式上升，最大异常量为日均正常上升速率的84倍；
The figure of daily mean value in resent year showed: the medium term anomaly with impulse jumps appeared 11 months before the event, and the maximum of anomaly was 84 times of the normal rising rate;
年日均值图显示，中期异常出现在震前11个月左右，表现为脉冲式向上突跳及阶跃式上升，最大异常量为日均正常上升速率的84倍；
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